Ivan Shishkin, Birch Grove

Prime number

Definition / Number theory / Usable

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Usable. This concept is clear enough to use, but has not yet been reviewed by another trusted user.

A prime number is a natural number greater than 1 that is not a product of two smaller natural numbers.

Remarks

Practice this concept with exercises

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  • Parmi les nombres suivants, lesquels sont premiers ?
    2,4,9,112,\qquad4,\qquad 9, \qquad 11

    Open exercise
Problems using this concept (3)
Goldbach’s conjecturePolynomial of prime numbersAn intimidating tower
Problems using this concept (spoiler) (0)

No listed problems use this concept as a spoiler yet.